Sony PCG-GR390K - Manual (Page 17)

Using the Keyboard
17
Combinations and functions with the Fn key
Combinations/
Feature
Function
Fn+ (F3)
Mute On/Off
Toggles the built-in speaker off and on.
Fn+ (F4)
Speaker volume
Adjusts the built-in speaker volume.
To increase volume, press Fn+F4, then
or .
To decrease volume, press Fn+F4, then or .
Fn+ (F5)
Brightness control
Adjusts the brightness of the LCD.
To increase light intensity, press Fn+F5 and then
or .
To decrease light intensity, press Fn+F5 and then or .
Fn+ /
(F7)
Switch to the
external
monitor/LCD
Toggles through the LCD, external display (connected to the
Monitor connector) and both LCD and external display.
Connect the cable before you turn on the notebook, otherwise
Fn + F7 will not work.
Fn+ only/
(F8)
Control AV out
Toggles between LCD-only, external-only, and dual LCD/TV
display modes.
Connect the cable before you turn on the notebook, otherwise
Fn + F8 will not work.
Fn+ (F12)
Hibernate
Provides for the lowest level of power consumption.
When you run this command, the state of the system and state
of the peripheral devices are written to the hard disk and the
system power is turned off. To return the system to its
original state, use the power button to turn on power.
LCD
Only LCD LCD and external display
Only external display
LCD
Only LCD LCD and external display
Only external display